Nearly 2 million user names and passwords for Facebook, Twitter, Yahoo, Google, and other popular sites have been compromised and circulated online, Internet security researchers report.
The security firm Trustwave SpiderLabs first discovered the breach and posted its findings online.
The hackers’ massive database included stolen information from some 320,000 email accounts, 318,000 Facebook accounts, and 21,000 Twitter users, Trustwave said. Many Russian-language social networking sites were also targeted.
Read more at CBS NEWS.COM.